29
29
WorkingTree.open(dir).
32
# TODO: Give the workingtree sole responsibility for the working inventory;
33
# remove the variable and references to it from the branch. This may require
34
# updating the commit code so as to update the inventory within the working
35
# copy, and making sure there's only one WorkingTree for any directory on disk.
36
# At the moment they may alias the inventory and have old copies of it in
37
# memory. (Now done? -- mbp 20060309)
33
39
from cStringIO import StringIO
77
90
from bzrlib import symbol_versioning
78
91
from bzrlib.decorators import needs_read_lock, needs_write_lock
79
from bzrlib.lock import LogicalLockResult
92
from bzrlib.inventory import InventoryEntry, Inventory, ROOT_ID, TreeReference
80
93
from bzrlib.lockable_files import LockableFiles
81
94
from bzrlib.lockdir import LockDir
82
95
import bzrlib.mutabletree
83
96
from bzrlib.mutabletree import needs_tree_write_lock
84
97
from bzrlib import osutils
85
98
from bzrlib.osutils import (
95
110
from bzrlib.filters import filtered_input_file
96
111
from bzrlib.trace import mutter, note
97
112
from bzrlib.transport.local import LocalTransport
98
from bzrlib.revision import CURRENT_REVISION
113
from bzrlib.progress import DummyProgress, ProgressPhase
114
from bzrlib.revision import NULL_REVISION, CURRENT_REVISION
99
115
from bzrlib.rio import RioReader, rio_file, Stanza
100
from bzrlib.symbol_versioning import (
102
DEPRECATED_PARAMETER,
116
from bzrlib.symbol_versioning import (deprecated_passed,
119
DEPRECATED_PARAMETER,
106
123
MERGE_MODIFIED_HEADER_1 = "BZR merge-modified list format 1"
107
# TODO: Modifying the conflict objects or their type is currently nearly
108
# impossible as there is no clear relationship between the working tree format
109
# and the conflict list file format.
110
124
CONFLICT_HEADER_1 = "BZR conflict list format 1"
112
126
ERROR_PATH_NOT_FOUND = 3 # WindowsError errno code, equivalent to ENOENT
288
290
self._control_files.break_lock()
289
291
self.branch.break_lock()
291
def _get_check_refs(self):
292
"""Return the references needed to perform a check of this tree.
294
The default implementation returns no refs, and is only suitable for
295
trees that have no local caching and can commit on ghosts at any time.
297
:seealso: bzrlib.check for details about check_refs.
301
293
def requires_rich_root(self):
302
294
return self._format.requires_rich_root
371
363
return True, None
373
365
return True, tree
374
t = transport.get_transport(location)
375
iterator = bzrdir.BzrDir.find_bzrdirs(t, evaluate=evaluate,
366
transport = get_transport(location)
367
iterator = bzrdir.BzrDir.find_bzrdirs(transport, evaluate=evaluate,
376
368
list_current=list_current)
377
return [tr for tr in iterator if tr is not None]
369
return [t for t in iterator if t is not None]
379
371
# should be deprecated - this is slow and in any case treating them as a
380
372
# container is (we now know) bad style -- mbp 20070302
459
451
path = self.id2path(file_id)
460
452
file_obj = self.get_file_byname(path, filtered=False)
461
453
stat_value = _fstat(file_obj.fileno())
462
if filtered and self.supports_content_filtering():
454
if self.supports_content_filtering() and filtered:
463
455
filters = self._content_filter_stack(path)
464
456
file_obj = filtered_input_file(file_obj, filters)
465
457
return (file_obj, stat_value)
467
459
def get_file_text(self, file_id, path=None, filtered=True):
468
my_file = self.get_file(file_id, path=path, filtered=filtered)
470
return my_file.read()
460
return self.get_file(file_id, path=path, filtered=filtered).read()
474
462
def get_file_byname(self, filename, filtered=True):
475
463
path = self.abspath(filename)
476
464
f = file(path, 'rb')
477
if filtered and self.supports_content_filtering():
465
if self.supports_content_filtering() and filtered:
478
466
filters = self._content_filter_stack(filename)
479
467
return filtered_input_file(f, filters)
499
487
incorrectly attributed to CURRENT_REVISION (but after committing, the
500
488
attribution will be correct).
502
maybe_file_parent_keys = []
503
for parent_id in self.get_parent_ids():
505
parent_tree = self.revision_tree(parent_id)
506
except errors.NoSuchRevisionInTree:
507
parent_tree = self.branch.repository.revision_tree(parent_id)
508
parent_tree.lock_read()
510
if file_id not in parent_tree:
512
ie = parent_tree.inventory[file_id]
513
if ie.kind != 'file':
514
# Note: this is slightly unnecessary, because symlinks and
515
# directories have a "text" which is the empty text, and we
516
# know that won't mess up annotations. But it seems cleaner
518
parent_text_key = (file_id, ie.revision)
519
if parent_text_key not in maybe_file_parent_keys:
520
maybe_file_parent_keys.append(parent_text_key)
523
graph = _mod_graph.Graph(self.branch.repository.texts)
524
heads = graph.heads(maybe_file_parent_keys)
525
file_parent_keys = []
526
for key in maybe_file_parent_keys:
528
file_parent_keys.append(key)
530
# Now we have the parents of this content
531
annotator = self.branch.repository.texts.get_annotator()
532
text = self.get_file_text(file_id)
533
this_key =(file_id, default_revision)
534
annotator.add_special_text(this_key, file_parent_keys, text)
535
annotations = [(key[-1], line)
536
for key, line in annotator.annotate_flat(this_key)]
490
basis = self.basis_tree()
493
changes = self.iter_changes(basis, True, [self.id2path(file_id)],
494
require_versioned=True).next()
495
changed_content, kind = changes[2], changes[6]
496
if not changed_content:
497
return basis.annotate_iter(file_id)
501
if kind[0] != 'file':
504
old_lines = list(basis.annotate_iter(file_id))
506
for tree in self.branch.repository.revision_trees(
507
self.get_parent_ids()[1:]):
508
if file_id not in tree:
510
old.append(list(tree.annotate_iter(file_id)))
511
return annotate.reannotate(old, self.get_file(file_id).readlines(),
539
516
def _get_ancestors(self, default_revision):
540
517
ancestors = set([default_revision])
648
623
def _is_executable_from_path_and_stat_from_basis(self, path, stat_result):
649
624
file_id = self.path2id(path)
651
# For unversioned files on win32, we just assume they are not
654
625
return self._inventory[file_id].executable
656
627
def _is_executable_from_path_and_stat_from_stat(self, path, stat_result):
767
738
kind = _mapper(stat_result.st_mode)
768
739
if kind == 'file':
769
return self._file_content_summary(path, stat_result)
740
size = stat_result.st_size
741
# try for a stat cache lookup
742
executable = self._is_executable_from_path_and_stat(path, stat_result)
743
return (kind, size, executable, self._sha_from_stat(
770
745
elif kind == 'directory':
771
746
# perhaps it looks like a plain directory, but it's really a
780
755
return (kind, None, None, None)
782
def _file_content_summary(self, path, stat_result):
783
size = stat_result.st_size
784
executable = self._is_executable_from_path_and_stat(path, stat_result)
785
# try for a stat cache lookup
786
return ('file', size, executable, self._sha_from_stat(
789
757
def _check_parents_for_ghosts(self, revision_ids, allow_leftmost_as_ghost):
790
758
"""Common ghost checking functionality from set_parent_*.
912
880
@needs_write_lock # because merge pulls data into the branch.
913
881
def merge_from_branch(self, branch, to_revision=None, from_revision=None,
914
merge_type=None, force=False):
915
883
"""Merge from a branch into this working tree.
917
885
:param branch: The branch to merge from.
921
889
branch.last_revision().
923
891
from bzrlib.merge import Merger, Merge3Merger
924
merger = Merger(self.branch, this_tree=self)
925
# check that there are no local alterations
926
if not force and self.has_changes():
927
raise errors.UncommittedChanges(self)
928
if to_revision is None:
929
to_revision = _mod_revision.ensure_null(branch.last_revision())
930
merger.other_rev_id = to_revision
931
if _mod_revision.is_null(merger.other_rev_id):
932
raise errors.NoCommits(branch)
933
self.branch.fetch(branch, last_revision=merger.other_rev_id)
934
merger.other_basis = merger.other_rev_id
935
merger.other_tree = self.branch.repository.revision_tree(
937
merger.other_branch = branch
938
if from_revision is None:
941
merger.set_base_revision(from_revision, branch)
942
if merger.base_rev_id == merger.other_rev_id:
943
raise errors.PointlessMerge
944
merger.backup_files = False
945
if merge_type is None:
946
merger.merge_type = Merge3Merger
948
merger.merge_type = merge_type
949
merger.set_interesting_files(None)
950
merger.show_base = False
951
merger.reprocess = False
952
conflicts = merger.do_merge()
892
pb = bzrlib.ui.ui_factory.nested_progress_bar()
894
merger = Merger(self.branch, this_tree=self, pb=pb)
895
merger.pp = ProgressPhase("Merge phase", 5, pb)
896
merger.pp.next_phase()
897
# check that there are no
899
merger.check_basis(check_clean=True, require_commits=False)
900
if to_revision is None:
901
to_revision = _mod_revision.ensure_null(branch.last_revision())
902
merger.other_rev_id = to_revision
903
if _mod_revision.is_null(merger.other_rev_id):
904
raise errors.NoCommits(branch)
905
self.branch.fetch(branch, last_revision=merger.other_rev_id)
906
merger.other_basis = merger.other_rev_id
907
merger.other_tree = self.branch.repository.revision_tree(
909
merger.other_branch = branch
910
merger.pp.next_phase()
911
if from_revision is None:
914
merger.set_base_revision(from_revision, branch)
915
if merger.base_rev_id == merger.other_rev_id:
916
raise errors.PointlessMerge
917
merger.backup_files = False
918
if merge_type is None:
919
merger.merge_type = Merge3Merger
921
merger.merge_type = merge_type
922
merger.set_interesting_files(None)
923
merger.show_base = False
924
merger.reprocess = False
925
conflicts = merger.do_merge()
1103
1078
tree_transport = self.bzrdir.root_transport.clone(sub_path)
1104
1079
if tree_transport.base != branch_transport.base:
1105
1080
tree_bzrdir = format.initialize_on_transport(tree_transport)
1106
branch.BranchReferenceFormat().initialize(tree_bzrdir,
1107
target_branch=new_branch)
1081
branch.BranchReferenceFormat().initialize(tree_bzrdir, new_branch)
1109
1083
tree_bzrdir = branch_bzrdir
1110
wt = tree_bzrdir.create_workingtree(_mod_revision.NULL_REVISION)
1084
wt = tree_bzrdir.create_workingtree(NULL_REVISION)
1111
1085
wt.set_parent_ids(self.get_parent_ids())
1112
1086
my_inv = self.inventory
1113
child_inv = inventory.Inventory(root_id=None)
1087
child_inv = Inventory(root_id=None)
1114
1088
new_root = my_inv[file_id]
1115
1089
my_inv.remove_recursive_id(file_id)
1116
1090
new_root.parent_id = None
1141
1115
def _kind(self, relpath):
1142
1116
return osutils.file_kind(self.abspath(relpath))
1144
def list_files(self, include_root=False, from_dir=None, recursive=True):
1145
"""List all files as (path, class, kind, id, entry).
1118
def list_files(self, include_root=False):
1119
"""Recursively list all files as (path, class, kind, id, entry).
1147
1121
Lists, but does not descend into unversioned directories.
1148
1123
This does not include files that have been deleted in this
1149
tree. Skips the control directory.
1151
:param include_root: if True, return an entry for the root
1152
:param from_dir: start from this directory or None for the root
1153
:param recursive: whether to recurse into subdirectories or not
1126
Skips the control directory.
1155
1128
# list_files is an iterator, so @needs_read_lock doesn't work properly
1156
1129
# with it. So callers should be careful to always read_lock the tree.
1171
1144
fk_entries = {'directory':TreeDirectory, 'file':TreeFile, 'symlink':TreeLink}
1173
1146
# directory file_id, relative path, absolute path, reverse sorted children
1174
if from_dir is not None:
1175
from_dir_id = inv.path2id(from_dir)
1176
if from_dir_id is None:
1177
# Directory not versioned
1179
from_dir_abspath = pathjoin(self.basedir, from_dir)
1181
from_dir_id = inv.root.file_id
1182
from_dir_abspath = self.basedir
1183
children = os.listdir(from_dir_abspath)
1147
children = os.listdir(self.basedir)
1184
1148
children.sort()
1185
1149
# jam 20060527 The kernel sized tree seems equivalent whether we
1186
1150
# use a deque and popleft to keep them sorted, or if we use a plain
1187
1151
# list and just reverse() them.
1188
1152
children = collections.deque(children)
1189
stack = [(from_dir_id, u'', from_dir_abspath, children)]
1153
stack = [(inv.root.file_id, u'', self.basedir, children)]
1191
1155
from_dir_id, from_dir_relpath, from_dir_abspath, children = stack[-1]
1250
1214
if fk != 'directory':
1253
# But do this child first if recursing down
1255
new_children = os.listdir(fap)
1257
new_children = collections.deque(new_children)
1258
stack.append((f_ie.file_id, fp, fap, new_children))
1259
# Break out of inner loop,
1260
# so that we start outer loop with child
1217
# But do this child first
1218
new_children = os.listdir(fap)
1220
new_children = collections.deque(new_children)
1221
stack.append((f_ie.file_id, fp, fap, new_children))
1222
# Break out of inner loop,
1223
# so that we start outer loop with child
1263
1226
# if we finished all children, pop it off the stack
1442
1405
inv = self.inventory
1443
1406
for entry in moved:
1445
self._move_entry(WorkingTree._RenameEntry(
1446
entry.to_rel, entry.from_id,
1408
self._move_entry(_RenameEntry(entry.to_rel, entry.from_id,
1447
1409
entry.to_tail, entry.to_parent_id, entry.from_rel,
1448
1410
entry.from_tail, entry.from_parent_id,
1449
1411
entry.only_change_inv))
1500
1462
from_tail = splitpath(from_rel)[-1]
1501
1463
from_id = inv.path2id(from_rel)
1502
1464
if from_id is None:
1503
# if file is missing in the inventory maybe it's in the basis_tree
1504
basis_tree = self.branch.basis_tree()
1505
from_id = basis_tree.path2id(from_rel)
1507
raise errors.BzrRenameFailedError(from_rel,to_rel,
1508
errors.NotVersionedError(path=str(from_rel)))
1509
# put entry back in the inventory so we can rename it
1510
from_entry = basis_tree.inventory[from_id].copy()
1513
from_entry = inv[from_id]
1465
raise errors.BzrRenameFailedError(from_rel,to_rel,
1466
errors.NotVersionedError(path=str(from_rel)))
1467
from_entry = inv[from_id]
1514
1468
from_parent_id = from_entry.parent_id
1515
1469
to_dir, to_tail = os.path.split(to_rel)
1516
1470
to_dir_id = inv.path2id(to_dir)
1608
1562
@needs_write_lock
1609
1563
def pull(self, source, overwrite=False, stop_revision=None,
1610
1564
change_reporter=None, possible_transports=None, local=False):
1565
top_pb = bzrlib.ui.ui_factory.nested_progress_bar()
1611
1566
source.lock_read()
1568
pp = ProgressPhase("Pull phase", 2, top_pb)
1613
1570
old_revision_info = self.branch.last_revision_info()
1614
1571
basis_tree = self.basis_tree()
1615
1572
count = self.branch.pull(source, overwrite, stop_revision,
1626
1585
new_basis_tree,
1628
1587
this_tree=self,
1630
1589
change_reporter=change_reporter)
1631
basis_root_id = basis_tree.get_root_id()
1632
new_root_id = new_basis_tree.get_root_id()
1633
if basis_root_id != new_root_id:
1634
self.set_root_id(new_root_id)
1590
if (basis_tree.inventory.root is None and
1591
new_basis_tree.inventory.root is not None):
1592
self.set_root_id(new_basis_tree.get_root_id())
1636
1595
basis_tree.unlock()
1637
1596
# TODO - dedup parents list with things merged by pull ?
1638
1597
# reuse the revisiontree we merged against to set the new
1741
1701
r"""Check whether the filename matches an ignore pattern.
1743
1703
Patterns containing '/' or '\' need to match the whole path;
1744
others match against only the last component. Patterns starting
1745
with '!' are ignore exceptions. Exceptions take precedence
1746
over regular patterns and cause the filename to not be ignored.
1704
others match against only the last component.
1748
1706
If the file is ignored, returns the pattern which caused it to
1749
1707
be ignored, otherwise None. So this can simply be used as a
1750
1708
boolean if desired."""
1751
1709
if getattr(self, '_ignoreglobster', None) is None:
1752
self._ignoreglobster = globbing.ExceptionGlobster(self.get_ignore_list())
1710
self._ignoreglobster = globbing.Globster(self.get_ignore_list())
1753
1711
return self._ignoreglobster.match(filename)
1755
1713
def kind(self, file_id):
1805
1763
raise errors.ObjectNotLocked(self)
1807
1765
def lock_read(self):
1808
"""Lock the tree for reading.
1810
This also locks the branch, and can be unlocked via self.unlock().
1812
:return: A bzrlib.lock.LogicalLockResult.
1766
"""See Branch.lock_read, and WorkingTree.unlock."""
1814
1767
if not self.is_locked():
1815
1768
self._reset_data()
1816
1769
self.branch.lock_read()
1818
self._control_files.lock_read()
1819
return LogicalLockResult(self.unlock)
1771
return self._control_files.lock_read()
1821
1773
self.branch.unlock()
1824
1776
def lock_tree_write(self):
1825
"""See MutableTree.lock_tree_write, and WorkingTree.unlock.
1827
:return: A bzrlib.lock.LogicalLockResult.
1777
"""See MutableTree.lock_tree_write, and WorkingTree.unlock."""
1829
1778
if not self.is_locked():
1830
1779
self._reset_data()
1831
1780
self.branch.lock_read()
1833
self._control_files.lock_write()
1834
return LogicalLockResult(self.unlock)
1782
return self._control_files.lock_write()
1836
1784
self.branch.unlock()
1839
1787
def lock_write(self):
1840
"""See MutableTree.lock_write, and WorkingTree.unlock.
1842
:return: A bzrlib.lock.LogicalLockResult.
1788
"""See MutableTree.lock_write, and WorkingTree.unlock."""
1844
1789
if not self.is_locked():
1845
1790
self._reset_data()
1846
1791
self.branch.lock_write()
1848
self._control_files.lock_write()
1849
return LogicalLockResult(self.unlock)
1793
return self._control_files.lock_write()
1851
1795
self.branch.unlock()
1917
1857
# revision_id is set. We must check for this full string, because a
1918
1858
# root node id can legitimately look like 'revision_id' but cannot
1919
1859
# contain a '"'.
1920
xml = self.branch.repository._get_inventory_xml(new_revision)
1860
xml = self.branch.repository.get_inventory_xml(new_revision)
1921
1861
firstline = xml.split('\n', 1)[0]
1922
1862
if (not 'revision_id="' in firstline or
1923
1863
'format="7"' not in firstline):
1924
inv = self.branch.repository._serializer.read_inventory_from_string(
1864
inv = self.branch.repository.deserialise_inventory(
1926
1866
xml = self._create_basis_xml_from_inventory(new_revision, inv)
1927
1867
self._write_basis_inventory(xml)
1928
1868
except (errors.NoSuchRevision, errors.RevisionNotPresent):
1972
1908
new_files=set()
1973
1909
unknown_nested_files=set()
1975
to_file = sys.stdout
1977
1911
def recurse_directory_to_add_files(directory):
1978
1912
# Recurse directory and add all files
1979
1913
# so we can check if they have changed.
1980
for parent_info, file_infos in self.walkdirs(directory):
1914
for parent_info, file_infos in\
1915
self.walkdirs(directory):
1981
1916
for relpath, basename, kind, lstat, fileid, kind in file_infos:
1982
1917
# Is it versioned or ignored?
1983
1918
if self.path2id(relpath) or self.is_ignored(relpath):
2018
1953
# ... but not ignored
2019
1954
has_changed_files = True
2021
elif (content_change and (kind[1] is not None) and
2022
osutils.is_inside_any(files, path[1])):
2023
# Versioned and changed, but not deleted, and still
2024
# in one of the dirs to be deleted.
1956
elif content_change and (kind[1] is not None):
1957
# Versioned and changed, but not deleted
2025
1958
has_changed_files = True
2049
1982
new_status = 'I'
2051
1984
new_status = '?'
2052
# XXX: Really should be a more abstract reporter interface
2053
kind_ch = osutils.kind_marker(self.kind(fid))
2054
to_file.write(new_status + ' ' + f + kind_ch + '\n')
1985
textui.show_status(new_status, self.kind(fid), f,
2055
1987
# Unversion file
2056
1988
inv_delta.append((f, None, fid, None))
2057
1989
message = "removed %s" % (f,)
2209
2142
raise NotImplementedError(self.unlock)
2213
def update(self, change_reporter=None, possible_transports=None,
2214
revision=None, old_tip=_marker):
2144
def update(self, change_reporter=None, possible_transports=None):
2215
2145
"""Update a working tree along its branch.
2217
2147
This will update the branch if its bound too, which means we have
2235
2165
- Merge current state -> basis tree of the master w.r.t. the old tree
2237
2167
- Do a 'normal' merge of the old branch basis if it is relevant.
2239
:param revision: The target revision to update to. Must be in the
2241
:param old_tip: If branch.update() has already been run, the value it
2242
returned (old tip of the branch or None). _marker is used
2245
2169
if self.branch.get_bound_location() is not None:
2246
2170
self.lock_write()
2247
update_branch = (old_tip is self._marker)
2171
update_branch = True
2249
2173
self.lock_tree_write()
2250
2174
update_branch = False
2252
2176
if update_branch:
2253
2177
old_tip = self.branch.update(possible_transports)
2255
if old_tip is self._marker:
2257
return self._update_tree(old_tip, change_reporter, revision)
2180
return self._update_tree(old_tip, change_reporter)
2261
2184
@needs_tree_write_lock
2262
def _update_tree(self, old_tip=None, change_reporter=None, revision=None):
2185
def _update_tree(self, old_tip=None, change_reporter=None):
2263
2186
"""Update a tree to the master branch.
2265
2188
:param old_tip: if supplied, the previous tip revision the branch,
2275
2198
# We MUST save it even if an error occurs, because otherwise the users
2276
2199
# local work is unreferenced and will appear to have been lost.
2280
2203
last_rev = self.get_parent_ids()[0]
2281
2204
except IndexError:
2282
2205
last_rev = _mod_revision.NULL_REVISION
2283
if revision is None:
2284
revision = self.branch.last_revision()
2286
old_tip = old_tip or _mod_revision.NULL_REVISION
2288
if not _mod_revision.is_null(old_tip) and old_tip != last_rev:
2289
# the branch we are bound to was updated
2290
# merge those changes in first
2291
base_tree = self.basis_tree()
2292
other_tree = self.branch.repository.revision_tree(old_tip)
2293
nb_conflicts = merge.merge_inner(self.branch, other_tree,
2294
base_tree, this_tree=self,
2295
change_reporter=change_reporter)
2297
self.add_parent_tree((old_tip, other_tree))
2298
trace.note('Rerun update after fixing the conflicts.')
2301
if last_rev != _mod_revision.ensure_null(revision):
2302
# the working tree is up to date with the branch
2303
# we can merge the specified revision from master
2304
to_tree = self.branch.repository.revision_tree(revision)
2305
to_root_id = to_tree.get_root_id()
2206
if last_rev != _mod_revision.ensure_null(self.branch.last_revision()):
2207
# merge tree state up to new branch tip.
2307
2208
basis = self.basis_tree()
2308
2209
basis.lock_read()
2310
if (basis.inventory.root is None
2311
or basis.inventory.root.file_id != to_root_id):
2312
self.set_root_id(to_root_id)
2211
to_tree = self.branch.basis_tree()
2212
if basis.inventory.root is None:
2213
self.set_root_id(to_tree.get_root_id())
2215
result += merge.merge_inner(
2220
change_reporter=change_reporter)
2317
# determine the branch point
2318
graph = self.branch.repository.get_graph()
2319
base_rev_id = graph.find_unique_lca(self.branch.last_revision(),
2321
base_tree = self.branch.repository.revision_tree(base_rev_id)
2323
nb_conflicts = merge.merge_inner(self.branch, to_tree, base_tree,
2325
change_reporter=change_reporter)
2326
self.set_last_revision(revision)
2327
2223
# TODO - dedup parents list with things merged by pull ?
2328
2224
# reuse the tree we've updated to to set the basis:
2329
parent_trees = [(revision, to_tree)]
2225
parent_trees = [(self.branch.last_revision(), to_tree)]
2330
2226
merges = self.get_parent_ids()[1:]
2331
2227
# Ideally we ask the tree for the trees here, that way the working
2332
2228
# tree can decide whether to give us the entire tree or give us a
2336
2232
for parent in merges:
2337
2233
parent_trees.append(
2338
2234
(parent, self.branch.repository.revision_tree(parent)))
2339
if not _mod_revision.is_null(old_tip):
2235
if (old_tip is not None and not _mod_revision.is_null(old_tip)):
2340
2236
parent_trees.append(
2341
2237
(old_tip, self.branch.repository.revision_tree(old_tip)))
2342
2238
self.set_parent_trees(parent_trees)
2343
2239
last_rev = parent_trees[0][0]
2241
# the working tree had the same last-revision as the master
2242
# branch did. We may still have pivot local work from the local
2243
# branch into old_tip:
2244
if (old_tip is not None and not _mod_revision.is_null(old_tip)):
2245
self.add_parent_tree_id(old_tip)
2246
if (old_tip is not None and not _mod_revision.is_null(old_tip)
2247
and old_tip != last_rev):
2248
# our last revision was not the prior branch last revision
2249
# and we have converted that last revision to a pending merge.
2250
# base is somewhere between the branch tip now
2251
# and the now pending merge
2253
# Since we just modified the working tree and inventory, flush out
2254
# the current state, before we modify it again.
2255
# TODO: jam 20070214 WorkingTree3 doesn't require this, dirstate
2256
# requires it only because TreeTransform directly munges the
2257
# inventory and calls tree._write_inventory(). Ultimately we
2258
# should be able to remove this extra flush.
2260
graph = self.branch.repository.get_graph()
2261
base_rev_id = graph.find_unique_lca(self.branch.last_revision(),
2263
base_tree = self.branch.repository.revision_tree(base_rev_id)
2264
other_tree = self.branch.repository.revision_tree(old_tip)
2265
result += merge.merge_inner(
2270
change_reporter=change_reporter)
2346
2273
def _write_hashcache_if_dirty(self):
2347
2274
"""Write out the hashcache if it is dirty."""
2588
2515
return un_resolved, resolved
2590
2517
@needs_read_lock
2591
def _check(self, references):
2592
"""Check the tree for consistency.
2594
:param references: A dict with keys matching the items returned by
2595
self._get_check_refs(), and values from looking those keys up in
2598
2519
tree_basis = self.basis_tree()
2599
2520
tree_basis.lock_read()
2601
repo_basis = references[('trees', self.last_revision())]
2522
repo_basis = self.branch.repository.revision_tree(
2523
self.last_revision())
2602
2524
if len(list(repo_basis.iter_changes(tree_basis))) > 0:
2603
2525
raise errors.BzrCheckError(
2604
2526
"Mismatched basis inventory content.")
2649
2572
if self._inventory is None:
2650
2573
self.read_working_inventory()
2652
def _get_check_refs(self):
2653
"""Return the references needed to perform a check of this tree."""
2654
return [('trees', self.last_revision())]
2656
2575
def lock_tree_write(self):
2657
2576
"""See WorkingTree.lock_tree_write().
2659
2578
In Format2 WorkingTrees we have a single lock for the branch and tree
2660
2579
so lock_tree_write() degrades to lock_write().
2662
:return: An object with an unlock method which will release the lock
2665
2581
self.branch.lock_write()
2667
self._control_files.lock_write()
2583
return self._control_files.lock_write()
2670
2585
self.branch.unlock()
2719
2634
mode=self.bzrdir._get_file_mode())
2722
def _get_check_refs(self):
2723
"""Return the references needed to perform a check of this tree."""
2724
return [('trees', self.last_revision())]
2726
2637
@needs_tree_write_lock
2727
2638
def set_conflicts(self, conflicts):
2728
2639
self._put_rio('conflicts', conflicts.to_stanzas(),
2805
2716
"""Return the format for the working tree object in a_bzrdir."""
2807
2718
transport = a_bzrdir.get_workingtree_transport(None)
2808
format_string = transport.get_bytes("format")
2719
format_string = transport.get("format").read()
2809
2720
return klass._formats[format_string]
2810
2721
except errors.NoSuchFile:
2811
2722
raise errors.NoWorkingTree(base=transport.base)
3075
2986
return self.get_format_string()
3078
__default_format = WorkingTreeFormat6()
2989
__default_format = WorkingTreeFormat4()
3079
2990
WorkingTreeFormat.register_format(__default_format)
2991
WorkingTreeFormat.register_format(WorkingTreeFormat6())
3080
2992
WorkingTreeFormat.register_format(WorkingTreeFormat5())
3081
WorkingTreeFormat.register_format(WorkingTreeFormat4())
3082
2993
WorkingTreeFormat.register_format(WorkingTreeFormat3())
3083
2994
WorkingTreeFormat.set_default_format(__default_format)
3084
2995
# formats which have no format string are not discoverable